Reuters: Brazil, looking to offset the carbon emissions generated by construction, travel and other activities related to hosting the 2014 Soccer World Cup, said on Tuesday it wants holders of United Nations-backed carbon credits to swap them for publicity during the games. The World Cup begins June 12 and Brazil's Environment Ministry said it has launched a program to convince owners of credits to exchange them for publicity in official documents of the event. The country, which is spending 26 billion...